/*
* Copyright (c) Microsoft Corporation. All rights reserved.
* Copyright (c) 2023 Huawei Device Co., Ltd.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*     http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* This file has been modified by Huawei to verify type inference by adding verification statements.
*/

// === tests/cases/compiler/noIterationTypeErrorsInCFA.ts ===
declare function AssertType(value:any, type:string):void;
interface F {
    d(): void
}
export function doRemove(dds: F | F[]) {
    if (!Array.isArray(dds)) {
AssertType(!Array.isArray(dds), "boolean");
AssertType(Array.isArray(dds), "boolean");
AssertType(Array.isArray, "(any) => arg is any[]");
AssertType(dds, "union");

        dds = [dds]
AssertType(dds = [dds], "F[]");
AssertType(dds, "union");
AssertType([dds], "F[]");
AssertType(dds, "F");
    }
    for (let n of dds) {
AssertType(n, "F");
AssertType(dds, "F[]");

        n.d()
AssertType(n.d(), "void");
AssertType(n.d, "() => void");
    }
AssertType(dds, "F[]");
    return dds
}


